Vulnerability in Ext2 File System Driver Project
CVE-2021-43463
An Unquoted Service Path vulnerability exists in Ext2Fsd v0.68 via a specially crafted file in the Ext2Srv Service executable service path.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (37.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Ext2 File System Driver Project — versions 0.68
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/M507/Miner (Exploit, Third Party Advisory)
- www.exploit-db.com/exploits/49706 (Exploit, VDB Entry, Third Party Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/198746 (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-43463?
- CVE-2021-43463 is a high-severity vulnerability in Ext2 File System Driver Project, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2022-04-04.
- How severe is CVE-2021-43463?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2021-43463 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.